Heat Sink TO-3, DO-5, Stud Mount Aluminum 50.0W @ 47°C Board Level, Extrusion
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423K

DigiKey Part Number
345-1050-ND
Manufacturer
Manufacturer Product Number
423K
Description
HEATSINK POWER NO MNT HOLES BLK
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Heat Sink TO-3, DO-5, Stud Mount Aluminum 50.0W @ 47°C Board Level, Extrusion
Datasheet
 Datasheet
EDA/CAD Models
423K Models
Product Attributes
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Category
Length
5.421" (139.70mm)
Mfr
Width
4.750" (120.65mm)
Series
Fin Height
2.625" (66.67mm)
Packaging
Bulk
Power Dissipation @ Temperature Rise
50.0W @ 47°C
Part Status
Active
Thermal Resistance @ Forced Air Flow
0.50°C/W @ 250 LFM
Type
Board Level, Extrusion
Thermal Resistance @ Natural
0.96°C/W
Package Cooled
Material
Attachment Method
Press Fit
Material Finish
Black Anodized
Shape
Rectangular, Fins
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 64
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All prices are in AUD
Bulk
QuantityUnit PriceExt Price
1$40.42000$40.42
10$35.76500$357.65
25$34.06520$851.63
50$32.83200$1,641.60
100$31.64210$3,164.21
250$30.13284$7,533.21
500$29.03744$14,518.72
Manufacturers Standard Package
Unit Price without GST:$40.42000
Unit Price with GST:$44.46200